/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
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** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
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** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
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** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef BROWSER_H
#define BROWSER_H

#include <QWidget>
#include "ui_browserwidget.h"

class ConnectionWidget;
QT_FORWARD_DECLARE_CLASS(QTableView)
QT_FORWARD_DECLARE_CLASS(QPushButton)
QT_FORWARD_DECLARE_CLASS(QTextEdit)
QT_FORWARD_DECLARE_CLASS(QSqlError)

class Browser: public QWidget, private Ui::Browser
{
    Q_OBJECT
public:
    Browser(QWidget *parent = 0);
    virtual ~Browser();

    void insertRow();
    void deleteRow();
    void updateActions();

public slots:
    void exec();
    void showTable(const QString &table);
    void showMetaData(const QString &table);
    void addConnection();
    void currentChanged() { updateActions(); }

    void on_insertRowAction_triggered()
    { insertRow(); }
    void on_deleteRowAction_triggered()
    { deleteRow(); }
    void on_connectionWidget_tableActivated(const QString &table)
    { showTable(table); }
    void on_connectionWidget_metaDataRequested(const QString &table)
    { showMetaData(table); }
    void on_submitButton_clicked()
    {
        exec();
        sqlEdit->setFocus();
    }
    void on_clearButton_clicked()
    {
        sqlEdit->clear();
        sqlEdit->setFocus();
    }
    void on_edit_checkBox_toggled(bool checked)
    {
        editDirectly(checked);
    }

    void on_actionPrint_triggered()
    {
        printPreviewTable();
    }
    void on_sqlEdit_textChanged()
    {
        clearButton->setDisabled(sqlEdit->toPlainText().isEmpty());
        submitButton->setDisabled(sqlEdit->toPlainText().isEmpty());
        add_toolButton->setDisabled(sqlEdit->toPlainText().isEmpty());
    }
    void on_views_listView_activated(const QModelIndex & index ){
        viewActivated(index);
    }
    void on_views_listView_clicked(const QModelIndex & index ){
        start_toolButton->setEnabled(index.isValid());
        remove_toolButton->setEnabled(index.isValid());
    }
    void on_add_toolButton_pressed()
    {
        addView();
    }
    void on_remove_toolButton_pressed()
    {
        removeView();
    }
    void on_start_toolButton_pressed()
    {
        startView();
    }

signals:
    void statusMessage(const QString &message);

private slots:
    void editDirectly(bool edit);
    void printTable(QPrinter* printer);
    void printPreviewTable();
    void viewActivated(const QModelIndex & index);
    void addView();
    void removeView();
    void startView();

private:
    void fillSavedViews();
    bool checkUserRights(const int idx, const bool show_message = true) const;
};

#endif
